EP0810752A3 - Verfahren zur Regelung der Wellenlänge, das die Verwendung eines grösseren Wellenlängenbereichs möglich macht, und Netzwerk, das dieses Verfahren verwendet - Google Patents
Verfahren zur Regelung der Wellenlänge, das die Verwendung eines grösseren Wellenlängenbereichs möglich macht, und Netzwerk, das dieses Verfahren verwendet Download PDFInfo
- Publication number
- EP0810752A3 EP0810752A3 EP97108458A EP97108458A EP0810752A3 EP 0810752 A3 EP0810752 A3 EP 0810752A3 EP 97108458 A EP97108458 A EP 97108458A EP 97108458 A EP97108458 A EP 97108458A EP 0810752 A3 EP0810752 A3 EP 0810752A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- light
- wavelength
- network system
- transmission line
- enabling use
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 230000005540 biological transmission Effects 0.000 abstract 5
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0224—Irregular wavelength spacing, e.g. to accommodate interference to all wavelengths
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Communication System (AREA)
- Lasers (AREA)
- Semiconductor Lasers (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP131862/96 | 1996-05-27 | ||
| JP13186296 | 1996-05-27 | ||
| JP128202/97 | 1997-05-19 | ||
| JP12820297A JP3566496B2 (ja) | 1996-05-27 | 1997-05-19 | 波長制御方法及びそれを用いるネットワークシステム |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP0810752A2 EP0810752A2 (de) | 1997-12-03 |
| EP0810752A3 true EP0810752A3 (de) | 1998-12-02 |
Family
ID=26463935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP97108458A Withdrawn EP0810752A3 (de) | 1996-05-27 | 1997-05-26 | Verfahren zur Regelung der Wellenlänge, das die Verwendung eines grösseren Wellenlängenbereichs möglich macht, und Netzwerk, das dieses Verfahren verwendet |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US6101014A (de) |
| EP (1) | EP0810752A3 (de) |
| JP (1) | JP3566496B2 (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7041959B1 (en) | 1998-10-04 | 2006-05-09 | Thorlabs Gmbh | System and method for monitoring the performance of dense wavelength division multiplexing optical communications systems |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6597822B1 (en) * | 1999-04-02 | 2003-07-22 | Ifos, Inc. | Multiplexable fiber-optic strain sensor system with temperature compensation capability |
| US6760475B1 (en) * | 1999-10-13 | 2004-07-06 | Cambridge Research & Instrumentation Inc. | Colorimetric imaging system |
| GB2371698A (en) * | 2001-01-24 | 2002-07-31 | Marconi Comm Ltd | Consolidating optical communication channels to occupy less bandwidth |
| US7495765B2 (en) | 2001-05-17 | 2009-02-24 | Thorlabs Gmbh | Fiber polarimeter, the use thereof, as well as polarimetric method |
| EP1262752B1 (de) | 2001-05-17 | 2005-08-03 | THORLABS GmbH | Faser-Polarimeter, dessen Verwendung sowie polarimetrisches Verfahren |
| JP4174345B2 (ja) * | 2003-03-03 | 2008-10-29 | キヤノン株式会社 | 光偏向器および光偏向器の制御方法 |
| JP4955189B2 (ja) * | 2003-03-12 | 2012-06-20 | 日本電気株式会社 | 波長分割多重伝送システム及びそのシステムに用いられる遠隔装置並びに局装置 |
| JP4174420B2 (ja) * | 2003-12-15 | 2008-10-29 | キヤノン株式会社 | 光偏向器 |
| US20090034965A1 (en) * | 2004-02-23 | 2009-02-05 | Look Christopher M | Method and an apparatus to automatically verify connectivity within an optical network node |
| US7848644B2 (en) | 2004-02-23 | 2010-12-07 | Dynamic Method Enterprises Limited | Method and an apparatus to provide optical equipment protection |
| CA2575067C (en) * | 2004-08-11 | 2015-10-06 | Subcom, Llc | System and method for spectral loading an optical transmission system |
| US8014672B2 (en) | 2006-01-27 | 2011-09-06 | Nippon Telegraph And Telephone Corporation | Optical wavelength multiplexing access system |
| US8345339B2 (en) * | 2007-06-21 | 2013-01-01 | Canon Kabushiki Kaisha | Optical deflector |
| BRPI0821182A2 (pt) * | 2008-03-10 | 2020-08-04 | Hewlett-Packard Development Company, L.P. | método para transmitir um ou mais sinais de dados ópticos e sistema de barramento óptico |
| SE534444C2 (sv) * | 2008-10-28 | 2011-08-23 | Syntune Ab | Kommunikationssystem innefattande en avstämbar laser. |
| US9660754B2 (en) | 2009-03-20 | 2017-05-23 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and devices for automatic tuning in WDM-PON |
| JP5636684B2 (ja) * | 2010-01-29 | 2014-12-10 | 富士通株式会社 | コヒーレント光通信装置及びコヒーレント光通信方法 |
| US8805189B2 (en) | 2010-09-09 | 2014-08-12 | Hewlett-Packard Development Company, L.P. | Two-phase optical communication methods and optical bus systems for implementing the same |
| US9634792B2 (en) * | 2010-11-24 | 2017-04-25 | Alcatel Lucent | Method and apparatus of performing ONT wavelength tuning via a heat source |
| EP2700181B1 (de) * | 2011-04-20 | 2018-11-14 | Telefonaktiebolaget LM Ericsson (publ) | Optisches netzwerkendgerät für passives optisches netzwerk und konfigurationsverfahren |
| US9240856B2 (en) * | 2011-07-29 | 2016-01-19 | Nec Corporation | Network system, network apparatus, and method of controlling network |
| JP6060608B2 (ja) * | 2012-10-12 | 2017-01-18 | 富士通株式会社 | 光伝送システム、光伝送装置の検査方法、および光伝送装置の検査プログラム |
| EP2926420A1 (de) * | 2012-11-30 | 2015-10-07 | Thorlabs Quantum Electronics, Inc. | Abstimmbare monolithische mid-ir-laser quellen mit breiter wellenlänge |
| CN105934899B (zh) * | 2013-07-05 | 2019-05-28 | 华为技术有限公司 | 光网络单元(onu)波长自调谐 |
| JP6244706B2 (ja) * | 2013-07-11 | 2017-12-13 | 富士通株式会社 | 多重光通信装置、多重光通信方法及び多重光通信プログラム |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0438155A2 (de) * | 1990-01-19 | 1991-07-24 | Canon Kabushiki Kaisha | Optische Übertragungseinrichtung und optisches Übertragungsverfahren |
| US5379318A (en) * | 1994-01-31 | 1995-01-03 | Telefonaktiebolaget L M Ericsson | Alternating grating tunable DBR laser |
| US5390043A (en) * | 1991-02-12 | 1995-02-14 | Gte Laboratories Incorporated | Compressed channel spacing for optical heterodyne communication systems |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3256713B2 (ja) * | 1992-06-27 | 2002-02-12 | キヤノン株式会社 | 波長可変フィルタ制御方式、制御装置及びそれを用いた光通信システム |
| JP3226067B2 (ja) * | 1992-10-03 | 2001-11-05 | キヤノン株式会社 | 光通信方法及び光通信システム |
| JPH06224882A (ja) * | 1992-10-03 | 1994-08-12 | Canon Inc | 光fsk受信器及びそれを用いた光fdm−fsk伝送システム |
| JP3305137B2 (ja) * | 1994-11-30 | 2002-07-22 | キヤノン株式会社 | 光送信装置、光送受信装置、光通信システム、送信波長制御方法、及び光通信方法 |
-
1997
- 1997-05-19 JP JP12820297A patent/JP3566496B2/ja not_active Expired - Fee Related
- 1997-05-23 US US08/862,369 patent/US6101014A/en not_active Expired - Lifetime
- 1997-05-26 EP EP97108458A patent/EP0810752A3/de not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0438155A2 (de) * | 1990-01-19 | 1991-07-24 | Canon Kabushiki Kaisha | Optische Übertragungseinrichtung und optisches Übertragungsverfahren |
| US5390043A (en) * | 1991-02-12 | 1995-02-14 | Gte Laboratories Incorporated | Compressed channel spacing for optical heterodyne communication systems |
| US5379318A (en) * | 1994-01-31 | 1995-01-03 | Telefonaktiebolaget L M Ericsson | Alternating grating tunable DBR laser |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7041959B1 (en) | 1998-10-04 | 2006-05-09 | Thorlabs Gmbh | System and method for monitoring the performance of dense wavelength division multiplexing optical communications systems |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0810752A2 (de) | 1997-12-03 |
| JPH1056441A (ja) | 1998-02-24 |
| US6101014A (en) | 2000-08-08 |
| JP3566496B2 (ja) | 2004-09-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): DE FR GB |
|
| PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
| AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): DE FR GB |
|
| 17P | Request for examination filed |
Effective date: 19990422 |
|
| 17Q | First examination report despatched |
Effective date: 20050217 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
| 18D | Application deemed to be withdrawn |
Effective date: 20050628 |